<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <!-- import CSS -->
    <link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css">
    <style>
        body{
            margin: 0;/*去掉自带的8个像素外边距*/
            background-image: url("imgs/login.jpg");
            /*cover封面 */
            background-size: cover;
            text-align: center;
        }

        h1{
            font-size: 72px;
            color: rgb(0,150,220);
            margin-bottom: 0;
        }
        img{width: 100px}
        h2{
            font-size: 32px;
            color: rgb(0,150,220);
            margin: 0;
        }
    </style>
</head>
<body>
<div id="app">
    <h1>欢迎来到码头老鼠</h1>
    <img src="imgs/login.jpg" alt="">
    <h2>MATEUS</h2>
    <el-card style="width: 600px;height: 300px;margin: 0 auto;
  background-color: rgba(255,255,255,0.3)">
        <!--label-width设置左侧文本的宽度-->
        <el-form style="width: 400px;margin: 50px auto" label-width="60px">
            <el-form-item label="用户名">
                <el-input type="text" v-model="user.username" placeholder="请输入用户名"></el-input>
            </el-form-item>
            <el-form-item label="密码">
                <el-input type="password" v-model="user.password"@keydown.native.enter="login()" placeholder="请输入密码"></el-input>
            </el-form-item>
            </el-form-item>
            <el-checkbox v-model="user.rem">记住用户名和密码</el-checkbox>
            </el-form-item>
            </el-form-item>
            <el-button style="position: relative;right: 30px" type="primary" @click="login()">登录</el-button>
            </el-form-item>
        </el-form>

    </el-card>
</div>
</body>
<script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
<!-- import Vue before Element -->
<script src="https://cdn.staticfile.org/vue/2.6.14/vue.min.js"></script>
<!-- import JavaScript -->
<script src="https://unpkg.com/element-ui/lib/index.js"></script>
<script>
    let v = new Vue({
        el: '#app',
        data: function() {
            return {//在这里面定义变量
                user:{
                    username:"",
                    password:"",
                    rem:false
                }
            }
        },
        methods:{
            login(){
                axios.post("/login",v.user).then(function (response) {
                    if (response.data==1){
                        location.href="/admin.html";//显示首页
                    }else if(response.data==2){
                        v.$message.error("用户名不存在!");
                    }else{
                        v.$message.error("密码错误!");
                    }
                })
            }
        }
    })
    //把cookie里面的用户名和密码取出并显示
    let arr =document.cookie.split(";")
    for(let cookie of arr){
        let cookieArr =cookie.split("=")
        let name = cookie[0].trim();
        let value=cookie[1];
        if(name=="username"){
            v.username=value;
        }else if(name=="password"){
            v.password=value;
        }
    }
</script>
</html>